A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 6130-01-251-2723
NSN 5920-00-170-4247
NSN 5996-01-394-5768
NSN 6320-01-335-8336
NSN 6650-01-604-9073
NSN 5910-00-553-9000
NSN 5975-00-068-6767
NSN 5930-01-332-6674
NSN 4140-01-490-6087
NSN 5945-01-567-0345
NSN 5965-01-463-8176
NSN 4140-00-185-2993